*, *:after, *:before {
  box-sizing: border-box;
}

body {
  margin: 0;
}

section {
  /*width: 100%;*/
  /*padding-bottom: 15px;*/
}

.btn-float {
  width: 56px;
  height: 56px;
  line-height: 56px;
  display: inline-block;
  border: none;
  text-align: center;
  position: relative;
  -webkit-transition: 0.08s;
  transition: 0.08s;
  border-radius: 50%;
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.12);
}

.btn-float:active, .btn-float:focus {
  outline: none;
}
.btn-float + .btn-float {
  margin-left: 5px;
}

.yellow {
  background: #ffa000;
}

.blue {
  background: #2196F3;
}

.green {
  background: #00e676;
}

.purple {
  background: #8e24aa;
}

.pink {
  background: #e91e63;
}

.icon-bars {
  margin: auto;
  display: block;
  position: relative;
  -moz-transition: 0.08s 0.08s;
  -o-transition: 0.08s 0.08s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.08s;
  -webkit-transition: 0.08s 0.08s;
          transition: 0.08s 0.08s;
}
.icon-bars:after {
  content: '';
  position: absolute;
  background: #fff;
}

.float-btn-group {
  position: relative;
  float: right;
  -webkit-transition: 0.08s;
  transition: 0.08s;
}
.float-btn-group .btn-triger {
  z-index: 24;
  float: left;
}
.float-btn-group .btn-list {
  position: absolute;
  right: 0;
  -webkit-transition: 0.08s;
  transition: 0.08s;
}
.float-btn-group .btn-list li {
  display: inline-block;
}
.float-btn-group.open .icon-bars {
  -ms-transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}


.model-6 {
  position: absolute;
  bottom: 15px;
  right: 15px;
  min-width: 56px;
}
.model-6 .float-btn-group {
  float: none;
  margin: auto;
  width: 56px;
}
.model-6 .float-btn-group .icon-bars {
  -moz-transition: 0.08s 0.08s;
  -o-transition: 0.08s 0.08s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.08s;
  -webkit-transition: 0.08s 0.08s;
          transition: 0.08s 0.08s;
}
.model-6 .float-btn-group .btn-list {
  width: 56px;
  height: 56px;
  left: 0;
  top: 0;
}
.model-6 .float-btn-group .btn-list .btn-float {
  position: absolute;
  -ms-transform: scale(0, 0);
  -webkit-transform: scale(0, 0);
  transform: scale(0, 0);
  left: 0;
  top: 0;
  margin: auto;
}
.model-6 .float-btn-group .btn-list .btn-float:nth-child(1) {
  -moz-transition: 0.08s 0.08s;
  -o-transition: 0.08s 0.08s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.08s;
  -webkit-transition: 0.08s 0.08s;
          transition: 0.08s 0.08s;
}
.model-6 .float-btn-group .btn-list .btn-float:nth-child(2) {
  -moz-transition: 0.08s 0.16s;
  -o-transition: 0.08s 0.16s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.16s;
  -webkit-transition: 0.08s 0.16s;
          transition: 0.08s 0.16s;
}
.model-6 .float-btn-group .btn-list .btn-float:nth-child(3) {
  -moz-transition: 0.08s 0.24s;
  -o-transition: 0.08s 0.24s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.24s;
  -webkit-transition: 0.08s 0.24s;
          transition: 0.08s 0.24s;
}
.model-6 .float-btn-group .btn-list .btn-float:nth-child(4) {
  -moz-transition: 0.08s 0.32s;
  -o-transition: 0.08s 0.32s;
  -webkit-transition: 0.08s;
  -webkit-transition-delay: 0.32s;
  -webkit-transition: 0.08s 0.32s;
          transition: 0.08s 0.32s;
}
.model-6 .float-btn-group.open .icon-bars {
  -webkit-transition: 0.08s;
  transition: 0.08s;
}
.model-6 .float-btn-group.open .btn-list .btn-float {
  -ms-transform: scale(0.9, 0.9);
  -webkit-transform: scale(0.9, 0.9);
  transform: scale(0.9, 0.9);
}
.model-6 .float-btn-group.open .btn-list .btn-float:nth-child(1) {
  left: -120px;
  top: 0px;
}
.model-6 .float-btn-group.open .btn-list .btn-float:nth-child(2) {
  left: -94px;
  top: -53px;
}
.model-6 .float-btn-group.open .btn-list .btn-float:nth-child(3) {
  left: -53px;
  top: -94px;
}
.model-6 .float-btn-group.open .btn-list .btn-float:nth-child(4) {
  left: 0px;
  top: -120px;
}
.model-6 .float-btn-group.open .btn-list .btn-float:hover {
  -webkit-transition: 0.08s;
  transition: 0.08s;
  text-shadow: 1px 4px 1px #666;
}